Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 337 [Rate centres in NPA 337] [Dial plan for NPA 337]

NXX: 285

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
337-285 A Kaplan LA LFYTLAMAXEZ  318J COMCAST IP PHONE, LLC 488      
337-285 0 Kaplan LA   5562 METROPCS, INC. 488   2021-04-28   
337-285 1 Kaplan LA   150C VOICESTREAM GSM I, LLC 488   2024-08-15   
337-285 2 Kaplan LA   318J COMCAST IP PHONE, LLC 488   2018-04-11   
337-285 3 Kaplan LA   490J DISH WIRELESS, LLC 488   2023-12-12   
337-285 4 Kaplan LA   3232 LEVEL 3 COMMUNICATIONS, LLC - LA 488   2022-05-20   
337-285 6 Kaplan LA   318J COMCAST IP PHONE, LLC 488   2004-10-19   
337-285 7 Kaplan LA   653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 488   2020-12-11   
337-285 8 Kaplan LA   150C VOICESTREAM GSM I, LLC 488   2024-08-15   
337-285 9 Kaplan LA   150C VOICESTREAM GSM I, LLC 488   2024-08-15   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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